Show remoting host status on the advanced options page.

chrome/browser/remoting/remoting_options_handler.cc

Index: chrome/browser/remoting/remoting_options_handler.cc
diff --git a/chrome/browser/remoting/remoting_options_handler.cc b/chrome/browser/remoting/remoting_options_handler.cc
new file mode 100644
index 0000000000000000000000000000000000000000..8e1d549067bd1fe0106a1f42849e4c41e23afb6a
--- /dev/null
+++ b/chrome/browser/remoting/remoting_options_handler.cc
@@ -0,0 +1,63 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/remoting/remoting_options_handler.h"
+
+#include "app/l10n_util.h"
+#include "base/utf_string_conversions.h"
+#include "base/values.h"
+#include "chrome/common/remoting/chromoting_host_info.h"
+#include "chrome/browser/dom_ui/dom_ui.h"
+#include "chrome/browser/service/service_process_control_manager.h"
+#include "grit/generated_resources.h"
+
+namespace remoting {
+
+RemotingOptionsHandler::RemotingOptionsHandler()
+    : dom_ui_(NULL),
+      process_control_(NULL) {
+}
+
+RemotingOptionsHandler::~RemotingOptionsHandler() {
+  if (process_control_)
+    process_control_->RemoveMessageHandler(this);
+}
+
+void RemotingOptionsHandler::Init(DOMUI* dom_ui) {
+  dom_ui_ = dom_ui;
+
+  process_control_ =
+      ServiceProcessControlManager::GetInstance()->GetProcessControl(
+          dom_ui_->GetProfile());
+  process_control_->AddMessageHandler(this);
+
+  if (!process_control_->RequestRemotingHostStatus()) {
+    // Assume that host is not started if we can't request status.
+    SetStatus(false, "");
+  }
+}
+
+// ServiceProcessControl::MessageHandler interface
+void RemotingOptionsHandler::OnRemotingHostInfo(
+    const remoting::ChromotingHostInfo& host_info) {
+  SetStatus(host_info.enabled, host_info.login);
+}
+
+void RemotingOptionsHandler::SetStatus(
+    bool enabled, const std::string& login) {
+  string16 status;
+  if (enabled) {
+    status = l10n_util::GetStringFUTF16(IDS_REMOTING_STATUS_ENABLED_TEXT,
+                                        UTF8ToUTF16(login));
+  } else {
+    status = l10n_util::GetStringUTF16(IDS_REMOTING_STATUS_DISABLED_TEXT);
+  }
+
+  FundamentalValue enabled_value(enabled);
+  StringValue status_value(status);
+  dom_ui_->CallJavascriptFunction(L"options.AdvancedOptions.SetRemotingStatus",
+                                  enabled_value, status_value);
+}
+
+}  // namespace remoting